25. Correspondence from David Folsom to Cyrus Byington re: help in translating the Choctaw Constitution and laws, August 29, 1839.
26. Correspondence from Peter Pitchlynn to Thompson McKenney re: orphan claims in the Supreme Court, a Choctaw claim against the Chickasaws for $5000, the slave question, and cholera in New York, December 13, 1848.
27. Correspondence from Peter Pitchlynn to Thompson McKenney re: Choctaw tribal business before Congress, January 20, 1854.
28. Will of Alfred Wade of the Choctaw Nation, August 18, 1877.
29. Correspondence from Thompson McKenney to Israel Folsom re: Choctaw claims against the U. S. Government, June 3, 1852.
30. Correspondence from Israel Folsom to Thompson McKenney re: an accusation of bribery on the part of the Chickasaw delegation, August 3, 1855.
31. Correspondence from David Folsom to Reverend Cyrus Byington re: the death of Pushmataha, December 24, 1824.
32. Correspondence from Israel Folsom to T. Bond, giving Folsom's reasons for objecting to the proposed allotment system. Incomplete. February 26, 1870.
33. Correspondence from Israel Folsom to one of his daughters re: Choctaw tribal affairs and personal matters, March 10, 1870.
34. Correspondence from Czarina Bond to J. S. Murrow re: personal, March 16, 1871.
35. Certificate from the Choctaw Academy to Thompson McKenney, December 24, 1836.
36. Cherokees: General Order #74, Headquarters, Army E. T. and C. N., Fort Cass by Major General John E. Wool, November 3, 1836.
37. Correspondence from Winfield Scott to John Ross, Principal Chief of the Cherokee Nation, re: requisitions of supplies during removal, November 14, 1838.
38. Correspondence from Richard Fields, Hair Conrad, Bushyhead, and Thomas Woodard to John Ross, re: report of the Cherokee delegation to mediate for peace between the U.S. and the Seminoles, February 17, 1838.
39. Correspondence from George Hicks and Collins McDonald to Chief John Ross re: need of supplies to be sent, March 15, 1839.
40. Correspondence from Campbell to Johnston re: supplies for the Confederate Army, December 16, 1862.